var http = require('http')//1112
var fs = require('fs')
var url = require('url')
var port = process.argv[2]

if(!port){
    console.log('请指定端口号好不好?\nnode server.js 8888 像这样')
    process.exit(1)
}

var server = http.createServer(function(request,response){
    var parsedUrl = url.parse(request.url,true)
    var pathWithQuery = request.url
    var queryString = ''
    if(pathWithQuery.indexOf('?')>=0){ queryString = pathWithQuery.substring(pathWithQuery.indexOf('?'))}
    var path = parsedUrl.pathname
    var query = parsedUrl.query
    var method = request.method

    /************** 从这里开始看，上面的不要看 **************/
    console.log('有个傻子发请求过来啦！路径（带查询参数）为：'+pathWithQuery)

    if(path === '/index.html'){
        response.statusCode = 200
        response.setHeader('Content-Type','text/html;charset=utf-8')
        let string = fs.readFileSync('public/index.html').toString()
        const page1 = fs.readFileSync('db/page1.json').toString()
        const array = JSON.parse(page1)
        const id = array.map(item=>`<li>${item.id}</li>`).join('')
        string = string.replace('{{page1}}' , `<ul id="xxx">${id}</ul>`)
        response.write(string)
        response.end()
    }else if(path === '/main.js'){
        response.statusCode = 200
        response.setHeader('Content-Type','text/javascript;chartset=utf-8')
        const string = fs.readFileSync('public/main.js')
        response.write(string)
        response.end()
    }else if(path === '/style.css'){
        response.statusCode = 200
        response.setHeader('Content-Type','text/css;chartset=utf-8')
        const string = fs.readFileSync('public/style.css')
        response.write(string)
        response.end()
    }else if(path === '/2.js'){
        response.statusCode = 200
        response.setHeader('Content-Type','text/javascript;chartset=utf-8')
        const string = fs.readFileSync('public/2.js')
        response.write(string)
        response.end()
    }else if(path === '/3.html'){
        response.statusCode = 200
        response.setHeader('Content-Type','text/html;chartset=utf-8')
        const string = fs.readFileSync('public/3.html')
        response.write(string)
        response.end()
    }else if(path === '/4.xml'){
        response.statusCode = 200
        response.setHeader('Content-Type','text/xml;chartset=utf-8')
        const string = fs.readFileSync('public/4.xml')
        response.write(string)
        response.end()
    }else if(path === '/5.json'){
        response.statusCode = 200
        response.setHeader('Content-Type','text/json;chartset=utf-8')
        const string = fs.readFileSync('public/5.json')
        response.write(string)
        response.end()
    }else if(path === '/page2'){
        response.statusCode = 200
        response.setHeader('Content-Type','text/json;chartset=utf-8')
        const string = fs.readFileSync('db/page2.json')
        response.write(string)
        response.end()
    }else{
        response.statusCode = 404
        response.setHeader('Content-Type','html/css;chartset=utf-8')
        response.write('您输入的路径不存在对应的内容')
        response.end()
    }

    /*******************代码结束了，下面不要看 *********************/

})

server.listen(port)
console.log('监听'+port+'成功\n请用在空中转体720度然后用电饭煲打开http://localhost:'+port)
